Zavedení
Thank you for choosing the Sofirn SD05B Dive Light. This high-performance flashlight is designed for underwater activities, offering 3000 lumens of bright illumination and a waterproof rating of IPX8, allowing it to operate up to 100 meters deep. This manual provides essential information for the safe and effective use, setup, operation, and maintenance of your dive light.

The Sofirn SD05B Dive Light, a compact and powerful illumination tool for underwater use.
Bezpečnostní informace
- Always inspect the flashlight, especially the O-rings and threads, before each dive to ensure proper sealing and prevent water ingress.
- Do not look directly into the light beam when the flashlight is on, as it can cause temporary vision impairment.
- Uchovávejte svítilnu mimo dosah dětí.
- Use only the recommended battery type and charger. Improper use can lead to battery damage or safety hazards.
- Avoid disassembling the sealed head of the flashlight, as this may damage the light and void the warranty.
- After each use in saltwater, rinse the flashlight thoroughly with fresh water and wipe it dry.
Obsah balení
Zkontrolujte prosím balení, zda neobsahuje následující položky:
- 1 x Sofirn SD05B Dive Light
- 1 x dobíjecí baterie
- 1 x Nabíječka baterií
- 1 x šňůrka
- 1 x Uživatelská příručka
- Náhradní O-kroužky (pokud jsou součástí dodávky)
Nastavení
1. Instalace baterie
- Unscrew the tail cap of the flashlight counter-clockwise.
- Insert the provided rechargeable battery with the positive (+) end facing towards the flashlight head.
- Carefully screw the tail cap back on clockwise until it is fully tightened. Ensure the O-rings are properly seated to maintain the waterproof seal.
2. Nabíjení baterie
Před prvním použitím plně nabijte baterii pomocí dodané nabíječky.
- Připojte nabíječku ke zdroji napájení.
- Place the battery into the charger according to the polarity markings.
- Kontrolka na nabíječce bude ukazovat stav nabíjení (např. červená pro nabíjení, zelená pro plné nabití).
- Po úplném nabití vyjměte baterii z nabíječky.
3. Připevnění šňůrky
The SD05B features an upgraded tail cap design for easier lanyard attachment.
- Thread the lanyard through the dedicated slot on the tail cap.
- Secure the lanyard as desired to prevent accidental drops, especially during underwater activities.

The SD05B features an upgraded tail cap for improved lanyard attachment compared to the previous model.
Návod k obsluze
Magnetic Ring Switch
The Sofirn SD05B uses a magnetic control ring for easy and reliable operation, even underwater.
- Zapnout/Vypnout: Rotate the magnetic ring from the 'Off' position (indicated by 'Ø') to any brightness mode (Low, Medium, High) to turn the flashlight on. Rotate it back to 'Ø' to turn it off.
- Výběr režimu: While the flashlight is on, rotate the magnetic ring to cycle through the brightness modes: Low (L), Medium (M), and High (H).

The magnetic control ring allows for easy mode selection and power control.
Scénáře použití
The SD05B is suitable for various activities:
- Tech Diving: Provides powerful illumination for technical dives.
- Underwater Videos/Photography: Offers consistent light for capturing marine life.
- Caving: Durable and bright for exploring dark environments.
- Beach Combing: Useful for night exploration along shorelines.

The Sofirn SD05B is a versatile light for various demanding environments.
Údržba
1. Obecná péče
- After each dive, especially in saltwater, rinse the flashlight thoroughly with fresh water to remove salt and debris.
- Wipe the flashlight dry with a soft cloth.
- Skladujte svítilnu na chladném a suchém místě mimo dosah přímého slunečního záření.
2. Údržba O-kroužků
The O-rings are crucial for maintaining the waterproof seal.
- Regularly inspect the O-rings for any cuts, cracks, or signs of wear.
- Clean any dirt or debris from the O-rings and their grooves.
- Apply a thin layer of silicone grease to the O-rings periodically to keep them supple and ensure a good seal.
- Replace damaged O-rings immediately with the provided spare O-rings or genuine Sofirn replacements.
3. Péče o baterie
- Remove the battery if the flashlight will not be used for an extended period to prevent potential leakage or damage.
- Store batteries in a protective case to prevent short circuits.
- Recharge batteries before they are completely depleted to prolong their lifespan.
Odstraňování problémů
| Problém | Možná příčina | Řešení |
|---|---|---|
| Svítilna se nezapne. | Baterie je vybitá nebo nesprávně vložená. | Charge the battery or re-insert it with correct polarity. |
| Flashlight flickers or has low output. | Low battery power; loose connections; dirty contacts. | Recharge battery; ensure tail cap is tightened; clean battery contacts and threads. |
| Water ingress after diving. | Damaged or improperly seated O-rings; tail cap not fully tightened. | Inspect and clean O-rings, apply silicone grease, replace if damaged. Ensure tail cap is securely tightened before diving. |
| Magnetic ring switch is stiff. | Saltwater residue or debris. | Rinse the switch area with fresh water and rotate it several times to clear debris. |
Specifikace
| Funkce | Detail |
|---|---|
| Číslo modelu | SD05B |
| Značka | Sofirn |
| Typ světelného zdroje | LED |
| Materiál | Durable Aircraft-Grade Aluminum |
| Barva | Černý |
| Zdroj napájení | Napájení z baterie |
| Typ baterie | Lithium Polymer (1 součástí balení) |
| Voděodolnost | IPX8, up to 100 meters underwater |
| Odolnost proti nárazu | 1 metru |
| Rozměry (D x H) | 4.69" x 1.48" (11.9 cm x 3.76 cm) |
| Typ montáže | Ruční |
| Režim | Světelný tok (lm) | Doba běhu (h) | Vzdálenost paprsku (m) | Peak Intensity (cd) |
|---|---|---|---|---|
| Vysoký | 3000 | 1.5 | 270 | 18250 |
| Střední | 1000 | 2.5 | 150 | 5691 |
| Nízký | 320 | 8.5 | 86 | 1850 |
Note: The above data is approximate and may vary based on battery and environmental conditions.

Visual representation of the SD05B's performance parameters across different modes.
Informace o záruce
The Sofirn SD05B Dive Light comes with a 1letá záruka výrobce from the date of purchase. This warranty covers manufacturing defects and workmanship. It does not cover damage caused by misuse, unauthorized modification, improper maintenance, or normal wear and tear. Please retain your proof of purchase for warranty claims.
Zákaznická podpora
If you encounter any problems or have questions regarding your Sofirn SD05B Dive Light, please contact Sofirn customer service. Refer to the contact information provided with your purchase or visit the official Sofirn webstránky pro podporu.